ALUMINIUM-BASED REFRACTORY ALLOY FOR ELECTRIC CONDUCTORS

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FIELD : metallurgy. SUBSTANCE : proposed composition contains the following substances, in wt % : at least one metal selected from rare-earth metals - 2.5-4.5, iron - 0.05-0.1, beryllium - 0.05-0.1, aluminium making the rest. Note here that alloy structure comprises inclusions of rate-earth metal eutectic intermetallides with particle size smaller than 1 mcm. EFFECT : ease of manufacture, high heat resistance and low electric resistance. 1 tbl